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EWG's Tap Water Database — 2021 UPDATE

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Germanium

City of Norco

Germanium is a naturally occuring element used as a component in semiconductors and fiber optics. Excessive exposures to germanium may harm the kidneys.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
20190.575 ppb136ND - 2.10 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2019-03-04B9C0250-01ND
2019-03-04B9C0250-021.10 ppb
2019-03-04B9C0250-030.940 ppb
2019-03-04B9C0250-042.10 ppb
2019-03-04B9C0250-05ND
2019-03-04B9C0250-06ND
2019-06-04201905300160ND
2019-09-04201907220003ND
2019-09-042019072200040.850 ppb
2019-09-042019072200050.690 ppb
2019-09-042019072200061.80 ppb
2019-09-04201907220007ND
2019-09-04201907220008ND